diff options
Diffstat (limited to 'examples/widgets/painting/gradients/gradients.cpp')
| -rw-r--r-- | examples/widgets/painting/gradients/gradients.cpp | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/examples/widgets/painting/gradients/gradients.cpp b/examples/widgets/painting/gradients/gradients.cpp index a4528ce06f..d62ae93a15 100644 --- a/examples/widgets/painting/gradients/gradients.cpp +++ b/examples/widgets/painting/gradients/gradients.cpp @@ -102,9 +102,9 @@ uint ShadeWidget::colorAt(int x) generateShade(); QPolygonF pts = m_hoverPoints->points(); - for (int i=1; i < pts.size(); ++i) { - if (pts.at(i-1).x() <= x && pts.at(i).x() >= x) { - QLineF l(pts.at(i-1), pts.at(i)); + for (int i = 1; i < pts.size(); ++i) { + if (pts.at(i - 1).x() <= x && pts.at(i).x() >= x) { + QLineF l(pts.at(i - 1), pts.at(i)); l.setLength(l.length() * ((x - l.x1()) / l.dx())); return m_shade.pixel(qRound(qMin(l.x2(), (qreal(m_shade.width() - 1)))), qRound(qMin(l.y2(), qreal(m_shade.height() - 1)))); @@ -118,9 +118,9 @@ void ShadeWidget::setGradientStops(const QGradientStops &stops) if (m_shade_type == ARGBShade) { m_alpha_gradient = QLinearGradient(0, 0, width(), 0); - for (int i=0; i<stops.size(); ++i) { - QColor c = stops.at(i).second; - m_alpha_gradient.setColorAt(stops.at(i).first, QColor(c.red(), c.green(), c.blue())); + for (const auto &stop : stops) { + QColor c = stop.second; + m_alpha_gradient.setColorAt(stop.first, QColor(c.red(), c.green(), c.blue())); } m_shade = QImage(); @@ -223,13 +223,13 @@ void GradientEditor::pointsUpdated() std::sort(points.begin(), points.end(), x_less_than); for (int i = 0; i < points.size(); ++i) { - qreal x = int(points.at(i).x()); - if (i + 1 < points.size() && x == points.at(i + 1).x()) + const int x = int(points.at(i).x()); + if (i + 1 < points.size() && x == int(points.at(i + 1).x())) continue; - QColor color((0x00ff0000 & m_red_shade->colorAt(int(x))) >> 16, - (0x0000ff00 & m_green_shade->colorAt(int(x))) >> 8, - (0x000000ff & m_blue_shade->colorAt(int(x))), - (0xff000000 & m_alpha_shade->colorAt(int(x))) >> 24); + QColor color((0x00ff0000 & m_red_shade->colorAt(x)) >> 16, + (0x0000ff00 & m_green_shade->colorAt(x)) >> 8, + (0x000000ff & m_blue_shade->colorAt(x)), + (0xff000000 & m_alpha_shade->colorAt(x)) >> 24); if (x / w > 1) return; @@ -568,8 +568,8 @@ void GradientRenderer::paint(QPainter *p) g = QConicalGradient(pts.at(0), angle); } - for (int i = 0; i < m_stops.size(); ++i) - g.setColorAt(m_stops.at(i).first, m_stops.at(i).second); + for (const auto &stop : qAsConst(m_stops)) + g.setColorAt(stop.first, stop.second); g.setSpread(m_spread); |